class Sandwich {
	private String name;
	private double cost;
	private boolean diet;

	void print() {
		// accessing the instance variables
		System.out.println("Name: " + name + ", Cost: " + cost);
		System.out.println("Diet: " + diet);
		System.out.println("");
	}

	void init() {
		// updating the instance variables
		name = new String("HamCheese");
		cost = 2.50;
		diet = false;
	}
}

public class InstanceVariables {

	public static void main(String[] args) {
		Sandwich s = new Sandwich();
		s.print();
		s.init();
		s.print();
	}
}